Variable	Control	Ballot Secrecy	Personalized URL
Race/Ethnicity: Black	.1528	.1586	.1533
	[.3598]	[.3653]	[.3603]
Race/Ethnicity: Hispanic	.0464	.0476	.0506
	[.2104]	[.2129]	[.2193]
Race/Ethnicity: Other	.0754	.0686	.0677
	[.2641]	[.2527]	[.2512]
Gender: Female	.634	.6324	.6299
	[.4818]	[.4822]	[.4829]
Marital Status: Married	.0768	.0824	.0837
	[.2663]	[.2749]	[.2769]
Marital Status: Unknown	0	0	0
	[0]	[0]	[0]
Age	26.735	26.7927	26.8666
	[8.5577]	[8.6867]	[8.7676]
Age squared (divided by 100)	7.8798	7.933	7.9868
	[5.7969]	[5.9028]	[5.979]
FLAG: Missing age	.0003	.0004	.0001
	[.0166]	[.0192]	[.0083]
Observations	3620	21675	14417
Standard deviations in brackets			
F-test p-value: 0.596			
